h2.invoice {
    position: relative;
    border-bottom: 4px solid #ccc;
    font-size: 1.1em;
    width: 20em;
    letter-spacing: normal;
}

h2.invoice::after {
    position: absolute;
    bottom: -4px;
    left: 0;
    z-index: 2;
    content: '';
    width: 40%;
    height: 4px;
    background-color: #ffc778;
}

ul.seikyuusho {
  list-style: circle;
  margin-left: 2em;
}

p.chuui{
  font-weight: 700;
}

.hicchaku {
  background: linear-gradient(transparent 70%, #ff99ab 70%);
  width: 4em;
}

a.invoice {
  color: #FF8300;
}

.box28 {
    position: relative;
    margin: 2em 0 4em 0;
    padding: 25px 10px 7px;
    border: solid 2px #FF8300;
}
.box28 .box-title {
    position: absolute;
    display: inline-block;
    top: -2px;
    left: -2px;
    padding: 0 9px;
    height: 25px;
    line-height: 25px;
    font-size: 17px;
    background: #FF8300;
    color: #ffffff;
    font-weight: bold;
}
.box28 p {
    margin: 0;
    padding: 0;
}

.under {
  background: linear-gradient(transparent 70%, #ff99ab 70%);
}